Finding the Fourth Proportional to 148,635.77, 205,103.81 and 88,196.00

Step by Step Solution

1. Step 1: Write the proportion equation
   148,635.77 : 205,103.81 = 88,196.00 : x
2. Step 2: Convert to fraction form
   148,635.77/205,103.81 = 88,196.00/x
3. Step 3: Cross multiply
   148,635.77x = 205,103.81 × 88,196.00
4. Step 4: Simplify right side
   148,635.77x = 18,089,334,821.73
5. Step 5: Solve for x
   x = 18,089,334,821.73/148,635.77
6. Step 6: Final answer
   x = 121,702.44